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https://github.com/git/git
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7371612255
Add --[no-]progress to git commit-graph write and verify.
The progress feature was introduced in 7b0f229
("commit-graph write: add progress output", 2018-09-17) but
the ability to opt-out was overlooked.
Signed-off-by: Garima Singh <garima.singh@microsoft.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
347 lines
10 KiB
Bash
Executable file
347 lines
10 KiB
Bash
Executable file
#!/bin/sh
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test_description='split commit graph'
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. ./test-lib.sh
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GIT_TEST_COMMIT_GRAPH=0
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test_expect_success 'setup repo' '
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git init &&
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git config core.commitGraph true &&
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git config gc.writeCommitGraph false &&
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infodir=".git/objects/info" &&
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graphdir="$infodir/commit-graphs" &&
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test_oid_init
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'
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graph_read_expect() {
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NUM_BASE=0
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if test ! -z $2
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then
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NUM_BASE=$2
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fi
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cat >expect <<- EOF
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header: 43475048 1 1 3 $NUM_BASE
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num_commits: $1
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chunks: oid_fanout oid_lookup commit_metadata
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EOF
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git commit-graph read >output &&
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test_cmp expect output
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}
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test_expect_success 'create commits and write commit-graph' '
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for i in $(test_seq 3)
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do
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test_commit $i &&
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git branch commits/$i || return 1
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done &&
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git commit-graph write --reachable &&
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test_path_is_file $infodir/commit-graph &&
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graph_read_expect 3
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'
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graph_git_two_modes() {
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git -c core.commitGraph=true $1 >output
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git -c core.commitGraph=false $1 >expect
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test_cmp expect output
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}
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graph_git_behavior() {
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MSG=$1
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BRANCH=$2
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COMPARE=$3
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test_expect_success "check normal git operations: $MSG" '
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graph_git_two_modes "log --oneline $BRANCH" &&
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graph_git_two_modes "log --topo-order $BRANCH" &&
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graph_git_two_modes "log --graph $COMPARE..$BRANCH" &&
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graph_git_two_modes "branch -vv" &&
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graph_git_two_modes "merge-base -a $BRANCH $COMPARE"
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'
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}
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graph_git_behavior 'graph exists' commits/3 commits/1
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verify_chain_files_exist() {
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for hash in $(cat $1/commit-graph-chain)
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do
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test_path_is_file $1/graph-$hash.graph || return 1
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done
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}
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test_expect_success 'add more commits, and write a new base graph' '
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git reset --hard commits/1 &&
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for i in $(test_seq 4 5)
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do
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test_commit $i &&
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git branch commits/$i || return 1
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done &&
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git reset --hard commits/2 &&
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for i in $(test_seq 6 10)
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do
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test_commit $i &&
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git branch commits/$i || return 1
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done &&
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git reset --hard commits/2 &&
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git merge commits/4 &&
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git branch merge/1 &&
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git reset --hard commits/4 &&
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git merge commits/6 &&
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git branch merge/2 &&
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git commit-graph write --reachable &&
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graph_read_expect 12
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'
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test_expect_success 'fork and fail to base a chain on a commit-graph file' '
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test_when_finished rm -rf fork &&
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git clone . fork &&
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(
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cd fork &&
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rm .git/objects/info/commit-graph &&
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echo "$(pwd)/../.git/objects" >.git/objects/info/alternates &&
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test_commit new-commit &&
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git commit-graph write --reachable --split &&
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test_path_is_file $graphdir/commit-graph-chain &&
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test_line_count = 1 $graphdir/commit-graph-chain &&
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verify_chain_files_exist $graphdir
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)
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'
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test_expect_success 'add three more commits, write a tip graph' '
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git reset --hard commits/3 &&
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git merge merge/1 &&
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git merge commits/5 &&
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git merge merge/2 &&
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git branch merge/3 &&
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git commit-graph write --reachable --split &&
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test_path_is_missing $infodir/commit-graph &&
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test_path_is_file $graphdir/commit-graph-chain &&
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ls $graphdir/graph-*.graph >graph-files &&
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test_line_count = 2 graph-files &&
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verify_chain_files_exist $graphdir
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'
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graph_git_behavior 'split commit-graph: merge 3 vs 2' merge/3 merge/2
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test_expect_success 'add one commit, write a tip graph' '
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test_commit 11 &&
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git branch commits/11 &&
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git commit-graph write --reachable --split &&
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test_path_is_missing $infodir/commit-graph &&
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test_path_is_file $graphdir/commit-graph-chain &&
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ls $graphdir/graph-*.graph >graph-files &&
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test_line_count = 3 graph-files &&
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verify_chain_files_exist $graphdir
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'
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graph_git_behavior 'three-layer commit-graph: commit 11 vs 6' commits/11 commits/6
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test_expect_success 'add one commit, write a merged graph' '
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test_commit 12 &&
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git branch commits/12 &&
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git commit-graph write --reachable --split &&
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test_path_is_file $graphdir/commit-graph-chain &&
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test_line_count = 2 $graphdir/commit-graph-chain &&
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ls $graphdir/graph-*.graph >graph-files &&
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test_line_count = 2 graph-files &&
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verify_chain_files_exist $graphdir
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'
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graph_git_behavior 'merged commit-graph: commit 12 vs 6' commits/12 commits/6
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test_expect_success 'create fork and chain across alternate' '
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git clone . fork &&
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(
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cd fork &&
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git config core.commitGraph true &&
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rm -rf $graphdir &&
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echo "$(pwd)/../.git/objects" >.git/objects/info/alternates &&
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test_commit 13 &&
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git branch commits/13 &&
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git commit-graph write --reachable --split &&
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test_path_is_file $graphdir/commit-graph-chain &&
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test_line_count = 3 $graphdir/commit-graph-chain &&
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ls $graphdir/graph-*.graph >graph-files &&
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test_line_count = 1 graph-files &&
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git -c core.commitGraph=true rev-list HEAD >expect &&
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git -c core.commitGraph=false rev-list HEAD >actual &&
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test_cmp expect actual &&
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test_commit 14 &&
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git commit-graph write --reachable --split --object-dir=.git/objects/ &&
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test_line_count = 3 $graphdir/commit-graph-chain &&
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ls $graphdir/graph-*.graph >graph-files &&
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test_line_count = 1 graph-files
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)
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'
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graph_git_behavior 'alternate: commit 13 vs 6' commits/13 commits/6
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test_expect_success 'test merge stragety constants' '
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git clone . merge-2 &&
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(
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cd merge-2 &&
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git config core.commitGraph true &&
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test_line_count = 2 $graphdir/commit-graph-chain &&
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test_commit 14 &&
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git commit-graph write --reachable --split --size-multiple=2 &&
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test_line_count = 3 $graphdir/commit-graph-chain
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) &&
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git clone . merge-10 &&
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(
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cd merge-10 &&
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git config core.commitGraph true &&
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test_line_count = 2 $graphdir/commit-graph-chain &&
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test_commit 14 &&
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git commit-graph write --reachable --split --size-multiple=10 &&
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test_line_count = 1 $graphdir/commit-graph-chain &&
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ls $graphdir/graph-*.graph >graph-files &&
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test_line_count = 1 graph-files
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) &&
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git clone . merge-10-expire &&
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(
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cd merge-10-expire &&
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git config core.commitGraph true &&
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test_line_count = 2 $graphdir/commit-graph-chain &&
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test_commit 15 &&
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git commit-graph write --reachable --split --size-multiple=10 --expire-time=1980-01-01 &&
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test_line_count = 1 $graphdir/commit-graph-chain &&
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ls $graphdir/graph-*.graph >graph-files &&
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test_line_count = 3 graph-files
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) &&
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git clone --no-hardlinks . max-commits &&
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(
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cd max-commits &&
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git config core.commitGraph true &&
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test_line_count = 2 $graphdir/commit-graph-chain &&
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test_commit 16 &&
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test_commit 17 &&
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git commit-graph write --reachable --split --max-commits=1 &&
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test_line_count = 1 $graphdir/commit-graph-chain &&
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ls $graphdir/graph-*.graph >graph-files &&
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test_line_count = 1 graph-files
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)
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'
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test_expect_success 'remove commit-graph-chain file after flattening' '
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git clone . flatten &&
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(
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cd flatten &&
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test_line_count = 2 $graphdir/commit-graph-chain &&
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git commit-graph write --reachable &&
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test_path_is_missing $graphdir/commit-graph-chain &&
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ls $graphdir >graph-files &&
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test_line_count = 0 graph-files
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)
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'
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corrupt_file() {
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file=$1
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pos=$2
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data="${3:-\0}"
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chmod a+w "$file" &&
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printf "$data" | dd of="$file" bs=1 seek="$pos" conv=notrunc
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}
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test_expect_success 'verify hashes along chain, even in shallow' '
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git clone --no-hardlinks . verify &&
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(
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cd verify &&
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git commit-graph verify &&
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base_file=$graphdir/graph-$(head -n 1 $graphdir/commit-graph-chain).graph &&
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corrupt_file "$base_file" 1760 "\01" &&
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test_must_fail git commit-graph verify --shallow 2>test_err &&
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grep -v "^+" test_err >err &&
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test_i18ngrep "incorrect checksum" err
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)
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'
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test_expect_success 'verify --shallow does not check base contents' '
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git clone --no-hardlinks . verify-shallow &&
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(
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cd verify-shallow &&
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git commit-graph verify &&
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base_file=$graphdir/graph-$(head -n 1 $graphdir/commit-graph-chain).graph &&
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corrupt_file "$base_file" 1000 "\01" &&
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git commit-graph verify --shallow &&
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test_must_fail git commit-graph verify 2>test_err &&
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grep -v "^+" test_err >err &&
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test_i18ngrep "incorrect checksum" err
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)
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'
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test_expect_success 'warn on base graph chunk incorrect' '
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git clone --no-hardlinks . base-chunk &&
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(
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cd base-chunk &&
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git commit-graph verify &&
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base_file=$graphdir/graph-$(tail -n 1 $graphdir/commit-graph-chain).graph &&
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corrupt_file "$base_file" 1376 "\01" &&
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git commit-graph verify --shallow 2>test_err &&
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grep -v "^+" test_err >err &&
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test_i18ngrep "commit-graph chain does not match" err
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)
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'
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test_expect_success 'verify after commit-graph-chain corruption' '
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git clone --no-hardlinks . verify-chain &&
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(
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cd verify-chain &&
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corrupt_file "$graphdir/commit-graph-chain" 60 "G" &&
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git commit-graph verify 2>test_err &&
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grep -v "^+" test_err >err &&
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test_i18ngrep "invalid commit-graph chain" err &&
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corrupt_file "$graphdir/commit-graph-chain" 60 "A" &&
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git commit-graph verify 2>test_err &&
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grep -v "^+" test_err >err &&
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test_i18ngrep "unable to find all commit-graph files" err
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)
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'
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test_expect_success 'verify across alternates' '
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git clone --no-hardlinks . verify-alt &&
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(
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cd verify-alt &&
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rm -rf $graphdir &&
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altdir="$(pwd)/../.git/objects" &&
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echo "$altdir" >.git/objects/info/alternates &&
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git commit-graph verify --object-dir="$altdir/" &&
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test_commit extra &&
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git commit-graph write --reachable --split &&
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tip_file=$graphdir/graph-$(tail -n 1 $graphdir/commit-graph-chain).graph &&
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corrupt_file "$tip_file" 100 "\01" &&
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test_must_fail git commit-graph verify --shallow 2>test_err &&
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grep -v "^+" test_err >err &&
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test_i18ngrep "commit-graph has incorrect fanout value" err
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)
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'
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test_expect_success 'add octopus merge' '
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git reset --hard commits/10 &&
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git merge commits/3 commits/4 &&
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git branch merge/octopus &&
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git commit-graph write --reachable --split &&
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git commit-graph verify --progress 2>err &&
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test_line_count = 3 err &&
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test_i18ngrep ! warning err &&
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test_line_count = 3 $graphdir/commit-graph-chain
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'
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graph_git_behavior 'graph exists' merge/octopus commits/12
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test_expect_success 'split across alternate where alternate is not split' '
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git commit-graph write --reachable &&
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test_path_is_file .git/objects/info/commit-graph &&
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cp .git/objects/info/commit-graph . &&
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git clone --no-hardlinks . alt-split &&
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(
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cd alt-split &&
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rm -f .git/objects/info/commit-graph &&
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echo "$(pwd)"/../.git/objects >.git/objects/info/alternates &&
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test_commit 18 &&
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git commit-graph write --reachable --split &&
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test_line_count = 1 $graphdir/commit-graph-chain
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) &&
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test_cmp commit-graph .git/objects/info/commit-graph
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'
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test_done
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